/************************************************************************
 * TIMER class
 * by Marc-Henri Vuillaume
 *************************************************************************
 ** * * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 **********************************************************************/

package mhv.fr.utils;

/**
 * Timer class using milliseconds for timing.
 * @author Marc-Henri
 */
public class Timer {
    
    /**
     * the start time in milliseconds.
     */
    private long startTime;
    
    /**
     * Reset this timer 
     */
    public void reset() {startTime=System.currentTimeMillis();}
    
    /**
     * Start this timer. Same behaviour as reset method.  
     */
    public void start() {reset();}
    
    /**
     * Return the number of milliseconds since the timer start.
     * @return long
     */
    public long getTime() { return System.currentTimeMillis()-startTime;}
    
    /**
     * Construct and initialise the Timer object.
     */
    public Timer() {
        startTime=System.currentTimeMillis();
    }

}
